Remove unnecessary local in get_ref_sha1.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/refs.c b/refs.c
index 6c91ae6..0f3491f 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -220,12 +220,9 @@ static char *ref_lock_file_name(const char *ref)
 
 int get_ref_sha1(const char *ref, unsigned char *sha1)
 {
-       const char *filename;
-
        if (check_ref_format(ref))
                return -1;
-       filename = git_path("refs/%s", ref);
-       return read_ref(filename, sha1);
+       return read_ref(git_path("refs/%s", ref), sha1);
 }
 
 static int lock_ref_file(const char *filename, const char *lock_filename,